Table of Contents

PU Automotive Carpet Composites for Vehicle Interior Noise Control: Physical Basis of Behavior
A. Cunningham, ICI Polyurethane Research Centre, Belgium; N.C. Hilyard, Materials Research Institute, Sheffield Hallam University, UK
Abstract Introduction Background Characterisation of Composite Performance Theoretical Basis Test Methods Test Results-Vibration Test Results-Airborne Conclusions References

Pentane Blown Polyurethane Foams
O. Volkert, BASF AG, Germany
Abstract Introduction Pentanes as Blowing Agents Pentane in Integral Skin Foam Pentane in Rigid Foam Safety Environmental Pollution Toxicology Conclusions References

Applications of Polyols Derived from Renewable Resources in Polyurethane
Shaio-Wen Wong and Song-Bo Wang, Polymer Institute, University of Detroit Mercy; James F. Fraves and Innocent Odacha, Department of Biology, Center for Excellence in Environmental Engineering and Science, University of Detroit Mercy
Abstract Introduction Experimental HPLC Analysis Results and Discussion: 1. Urethane Formation 2. Urethane-Isocyanurate Formation Biodegradability Conclusions References

Phenylene Diisocyanate Based Polyurethane Elastomers
Ajaib Singh, Research and Development, Adiprener/Vibrathaner, Uniroyal Chemical Company
Abstract para-Phenylene Diisocyanate (PPDI) Physical Properties Toxicity Reactivity Elastomers Processing Morphology Properties Toughness High Temperature Properties Hydrolytic Stability Flex Fatigue Resistance Dynamic Performance Applications References

Urethane Elastomers/Liquid Cyrstalline Polyurethane Blends
J. G„hde, M.-M. Pohl, R. Mix and R. Dany, Institute of Applied Chemistry Berlin-Adlershof; G. Hinrichsen, Technical University of Berlin, Institute of Nonmetallic Materials, Germany
Abstract Introduction Experimental Results and Discussion Conclusions References

Liquid Crystalline Polyurethanes
Piotr Penczek and Barbara Szczepakiak, Industrial Chemistry Research Institute, Poland; Kurt C. Frisch, Polymer Institute, University of Detroit Mercy; Aleksandra Wolinska-Grabczyk, Institute of Coal Chemistry, Polish Academy of Science
Abstract Introduction Preparation Synthesis Properties Applications Conclusions References

Synthesis and Structure-Property Relationships of Polyurethane Hydrogels
E. Haschke, Busak"Shamban, Inc.; G. Hill, Vistakon-Johnson & Johnson Vision Products, Inc.; V. Sendijarevic, S. Wong and K. C. Frisch, Polymer Institute, University of Detroit Mercy
Abstract Introduction Experimental Results and Discussion Conclusions References

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